{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["else", "cities of residence", "origin", "country of headquarters"], "input": "However plans also existed for the 6th Battle Squadron to be assigned to the  Grand Fleet  and when the war began the Commander-in-Chief Grand Fleet Admiral Sir  John Jellicoe  requested that Albemarle and her four surviving sister ships of the Duncan class ( Cornwallis Duncan Exmouth and Russell ) be assigned to the 3rd Battle Squadron in the Grand Fleet for patrol duties to make up for the Grand Fleet's shortage of cruisers ."}
{"else": [], "cities of residence": [], "origin": [], "country of headquarters": []}